Add 40/49 and 72/40
1st number: 40/49, 2nd number: 1 32/40
40/49 + 72/40 is 641/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
40/49 = 40 × 40/49 × 40 = 1600/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
72/40 = 72 × 49/40 × 49 = 3528/1960 - Add the two like fractions:
1600/1960 + 3528/1960 = 1600 + 3528/1960 = 5128/1960 - 5128/1960 simplified gives 641/245
- So, 40/49 + 72/40 = 641/245
In mixed form: 2151/245
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